World Smile Day is marked each year on the first Friday in October.The day came into existence thanks to US artist Harvey Ball who famously invented the iconic yellow smiley face back in 1963.
He set up World Smile Day so that everyone could dedicate one day each year to selfless acts of kindness and making others smile.
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In honour of the special day, join HELLO! as we take a closer look at some of the smiliest royal tots, from Prince Archie to Lucas Tindall. Keep scrolling for seven photos that are guaranteed to put a smile on your face…
Prince William and Princess Kate’s daughter was the epitome of happiness in 2016 during a family ski trip in the French Alps.
The royal tot looked beyond precious dressed in a white faux fur-lined snowsuit, white mittens and a pink fair isle pom-pom hat. The cherry on top? Charlotte’s toothy smile!
Mike and Zara Tindall’s youngest child, Lucas, melted hearts last year at the Festival of British Eventing held at Princess Anne’s sprawling estate, Gatcombe Park.
While his autumnal puddlesuit was an instant crowd-pleaser, his joyful smile was the real star of the show.
Harry and Meghan’s son, Prince Archie, has inherited his father’s vibrant red hair! But it’s not the only feature they share in common…
The pair also share a striking resemblance thanks to their identical cheeky grin which was perfectly captured in the Duke and Duchess of Sussex’s Netflix documentary series.
Zara and Mike Tindall’s youngest daughter Lena appeared in high spirits as she joined her family at the Christmas morning service at Sandringham Church last year.
Buoyed by the festive spirit, the youngster seemingly couldn’t contain her excitement as she celebrated with loved ones.